From an underwater waterfall in Mauritius Island to the isolated highlands in Iceland, these destinations will blow your mind

Microorganisms that thrive on salt flock to this lake, producing a red pigment which colorizes the water. The lake contains so much salt that if other animals took a dip in the water they would calcify, essentially turning to stone.

Beneath the water of Cenote Angelita lies another body of water — a flowing river. Because the river's water is filled with hydrogen sulfate (a heavier substance than salt water), the water sinks to the bottom, creating an underwater river.